The α used to calculate a confidence interval can be understood as ________.
A)the probability that the population mean will not fall in the confidence interval
B)the difference between the population parameter and the sample statistic
C)the confidence that the population mean is known
D)the likelihood that the population mean was properly calculated

Question

Quizplus · Accepted Answer

The α level represents the probability that the population mean does not fall within the calculated confidence interval. It is typically set at 0.05, which means a 95% confidence level, or that there is only a 5% chance that the population mean is not within the interval.

The α Used to Calculate a Confidence Interval Can Be